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Researching BLASTPASS: Detecting the exploit inside a WebP file - Part 1

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Introduction 🔗Once again compression algorithms are showing us that they are ruling the internet. My initial encounter with compression algorithms was in the year 2007, while reversing the Windows hibernation file to reimplement the now well-known Microsoft LZXpress which I discovered later was used in most Microsoft products until today. This journey continues today, with the scrutiny of the vulnerability CVE-2023-4863 located within the open-source Libwebp library, affecting Chromium-based browsers such as such Mozilla, Chrome, and Edge but also messaging applications such as iMessage.

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